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<a href="loading__dynamics_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *                              SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle    *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * Hydrodynamics for industrial compleX systems. It provides C++ APIs for   *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * systems including fluid, solid, multi-body dynamics and beyond with SPH  *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * (smoothed particle hydrodynamics), a meshless computational method using *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * particle discretization.                                                 *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *                                                                          *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * SPHinXsys is partially funded by German Research Foundation              *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1                *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * and HU1527/12-1.                                                         *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * Portions copyright (c) 2017-2020 Technical University of Munich and      *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * the authors&#39; affiliations.                                               *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#ifndef LOADING_DYNAMICS_H</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#define LOADING_DYNAMICS_H</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;all_particle_dynamics.h&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="general__dynamics_8h.html">general_dynamics.h</a>&quot;</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base__kernel_8h.html">base_kernel.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &quot;all_body_relations.h&quot;</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="solid__body_8h.html">solid_body.h</a>&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="solid__particles_8h.html">solid_particles.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="elastic__solid_8h.html">elastic_solid.h</a>&quot;</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;{</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VariableType&gt;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">class </span>BodySummation;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VariableType&gt;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <span class="keyword">class </span>BodyMoment;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <span class="keyword">namespace </span>solid_dynamics</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    {</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="comment">//----------------------------------------------------------------------</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="comment">//      for general solid dynamics</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <span class="comment">//----------------------------------------------------------------------</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        <span class="keyword">typedef</span> DataDelegateSimple&lt;SolidBody, SolidParticles, Solid&gt; SolidDataSimple;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <span class="keyword">typedef</span> DataDelegateInner&lt;SolidBody, SolidParticles, Solid&gt; SolidDataInner;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html">   60</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html">ImposeExternalForce</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_simple_dynamics_by_particle.html">PartSimpleDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        {</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html">ImposeExternalForce</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> &amp;solid_body, <a class="code" href="class_s_p_h_1_1_solid_body_part_for_simbody.html">SolidBodyPartForSimbody</a> &amp;body_part);</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html">ImposeExternalForce</a>(){};</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos0_, &amp;vel_;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;            <span class="keyword">virtual</span> Vecd <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html#a80dac3c88c6dbc2994511eeecf547cc0">getAcceleration</a>(Vecd &amp;pos) = 0;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        };</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div><div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_spring_damper_constraint_particle_wise.html">   82</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_damper_constraint_particle_wise.html">SpringDamperConstraintParticleWise</a></div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        {</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_damper_constraint_particle_wise.html">SpringDamperConstraintParticleWise</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> &amp;solid_body, Vecd stiffness, Real damping_ratio = 0.05);</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;pos0_, &amp;vel_, &amp;acc_prior_;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;            Vecd stiffness_;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;            Vecd damping_coeff_; <span class="comment">// damping component parallel to the spring force component</span></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;            <span class="keyword">virtual</span> Vecd getSpringForce(<span class="keywordtype">size_t</span> index_i, Vecd &amp;disp);</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            <span class="keyword">virtual</span> Vecd getDampingForce(<span class="keywordtype">size_t</span> index_i);</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        };</div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_spring_normal_on_surface_particles.html">  109</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_normal_on_surface_particles.html">SpringNormalOnSurfaceParticles</a></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_simple_dynamics_by_particle.html">PartSimpleDynamicsByParticle</a>,</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        {</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_normal_on_surface_particles.html">SpringNormalOnSurfaceParticles</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> &amp;solid_body, <a class="code" href="class_s_p_h_1_1_body_part_by_particle.html">BodyPartByParticle</a> &amp;body_part,</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;                                           <span class="keywordtype">bool</span> outer_surface, Vecd source_point, Real stiffness, Real damping_ratio = 0.05);</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;            StdLargeVec&lt;bool&gt; &amp;GetApplySpringForceToParticle() { <span class="keywordflow">return</span> apply_spring_force_to_particle_; }</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;pos0_, &amp;n_, &amp;n0_, &amp;vel_, &amp;acc_prior_;</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;            Real stiffness_;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;            Real damping_coeff_; <span class="comment">// damping component parallel to the spring force component</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;            StdLargeVec&lt;bool&gt; apply_spring_force_to_particle_;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;            <span class="keyword">virtual</span> Vecd getSpringForce(<span class="keywordtype">size_t</span> index_i, Vecd disp);</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;            <span class="keyword">virtual</span> Vecd getDampingForce(<span class="keywordtype">size_t</span> index_i);</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        };</div><div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_spring_on_surface_particles.html">  140</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_on_surface_particles.html">SpringOnSurfaceParticles</a></div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        {</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_spring_on_surface_particles.html">SpringOnSurfaceParticles</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> &amp;body, Real stiffness, Real damping_ratio = 0.05);</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;            StdLargeVec&lt;bool&gt; &amp;GetApplySpringForceToParticle() { <span class="keywordflow">return</span> apply_spring_force_to_particle_; }</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;pos0_, &amp;vel_, &amp;acc_prior_;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;            Real stiffness_;</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;            Real damping_coeff_; <span class="comment">// damping component parallel to the spring force component</span></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;            StdLargeVec&lt;bool&gt; apply_spring_force_to_particle_;</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        };</div><div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box.html">  162</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box.html">AccelerationForBodyPartInBoundingBox</a></div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ParticleDynamicsSimple</a>,</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;              <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;        {</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box.html">AccelerationForBodyPartInBoundingBox</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> &amp;solid_body, <a class="code" href="class_s_p_h_1_1_base_bounding_box.html">BoundingBox</a> &amp;bounding_box, Vecd acceleration);</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box.html">AccelerationForBodyPartInBoundingBox</a>(){};</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_, &amp;acc_prior_;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;            <a class="code" href="class_s_p_h_1_1_base_bounding_box.html">BoundingBox</a> bounding_box_;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;            Vecd acceleration_;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        };</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_force_in_body_region.html">  181</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_force_in_body_region.html">ForceInBodyRegion</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_simple_dynamics_by_particle.html">PartSimpleDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        {</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_force_in_body_region.html">ForceInBodyRegion</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <a class="code" href="class_s_p_h_1_1_body_part_by_particle.html">BodyPartByParticle</a> &amp;body_part, Vecd force, Real end_time);</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos0_, &amp;acc_prior_;</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;            Vecd acceleration_;</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;            Real end_time_;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        };</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_surface_pressure_from_source.html">  197</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_surface_pressure_from_source.html">SurfacePressureFromSource</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_simple_dynamics_by_particle.html">PartSimpleDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_simple.html">SolidDataSimple</a></div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        {</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;            <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_surface_pressure_from_source.html">SurfacePressureFromSource</a>(<a class="code" href="class_s_p_h_1_1_s_p_h_body.html">SPHBody</a> &amp;sph_body, <a class="code" href="class_s_p_h_1_1_body_part_by_particle.html">BodyPartByParticle</a> &amp;body_part,</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                                      Vecd source_point, StdVec&lt;std::array&lt;Real, 2&gt;&gt; pressure_over_time);</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;            StdLargeVec&lt;bool&gt; &amp;GetApplyPressureToParticle() { <span class="keywordflow">return</span> apply_pressure_to_particle_; }</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos0_, &amp;n_, &amp;acc_prior_;</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;            StdVec&lt;std::array&lt;Real, 2&gt;&gt; pressure_over_time_;</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;            StdLargeVec&lt;bool&gt; apply_pressure_to_particle_;</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;            Real getPressure();</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        };</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    }</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;}</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="preprocessor">#endif // LOADING_DYNAMICS_H</span></div><div class="ttc" id="class_std_large_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_simple.html">SPH::ParticleDynamicsSimple</a></div><div class="ttdoc">Simple particle dynamics without considering particle interaction. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:48</div></div>
<div class="ttc" id="class_s_p_h_1_1_body_part_by_particle_html"><div class="ttname"><a href="class_s_p_h_1_1_body_part_by_particle.html">SPH::BodyPartByParticle</a></div><div class="ttdoc">A body part with a collection of particles. </div><div class="ttdef"><b>Definition:</b> base_body_part.h:64</div></div>
<div class="ttc" id="general__dynamics_8h_html"><div class="ttname"><a href="general__dynamics_8h.html">general_dynamics.h</a></div><div class="ttdoc">This is the particle dynamics aplliable for all type bodies. </div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html">SPH::solid_dynamics::ImposeExternalForce</a></div><div class="ttdoc">impose external force on a solid body part by add extra acceleration </div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:60</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_spring_on_surface_particles_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_spring_on_surface_particles.html">SPH::solid_dynamics::SpringOnSurfaceParticles</a></div><div class="ttdoc">Exerts spring force force on the surface in the form of acceleration to each particle. The input stiffness should be defined in Pa/m. The stiffness is scaled by the surface area of the particle to get N/m The force is applied to all the surface particles. The spring force is calculated based on the difference from the particle&amp;#39;s initial position. Only for 3D applications BodyPartByParticle define the ody part that the spring is applied to. Only for uniform surface particle size. </div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:140</div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body.html">SPH::SolidBody</a></div><div class="ttdoc">Declaration of solidbody which is used for Solid BCs and derived from RealBody. </div><div class="ttdef"><b>Definition:</b> solid_body.h:46</div></div>
<div class="ttc" id="class_s_p_h_1_1_part_simple_dynamics_by_particle_html"><div class="ttname"><a href="class_s_p_h_1_1_part_simple_dynamics_by_particle.html">SPH::PartSimpleDynamicsByParticle</a></div><div class="ttdoc">Abstract class for body part simple particle dynamics. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_bodypart.h:70</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force_html_a80dac3c88c6dbc2994511eeecf547cc0"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_impose_external_force.html#a80dac3c88c6dbc2994511eeecf547cc0">SPH::solid_dynamics::ImposeExternalForce::getAcceleration</a></div><div class="ttdeci">virtual Vecd getAcceleration(Vecd &amp;pos)=0</div><div class="ttdoc">acceleration will be specified by the application </div></div>
<div class="ttc" id="class_std_large_vec_3_01_vecd_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt; Vecd &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_part_for_simbody_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body_part_for_simbody.html">SPH::SolidBodyPartForSimbody</a></div><div class="ttdoc">A SolidBodyPart for coupling with Simbody. The mass, origin, and unit inertial matrix are computed...</div><div class="ttdef"><b>Definition:</b> solid_body.h:60</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_spring_damper_constraint_particle_wise_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_spring_damper_constraint_particle_wise.html">SPH::solid_dynamics::SpringDamperConstraintParticleWise</a></div><div class="ttdoc">Exerts spring force and damping force in the form of acceleration to each particle. The spring force is calculated based on the difference from the particle&amp;#39;s initial position. The damping force is calculated based on the particle&amp;#39;s current velocity. Only for 3D applications. </div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:82</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_force_in_body_region_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_force_in_body_region.html">SPH::solid_dynamics::ForceInBodyRegion</a></div><div class="ttdoc">ForceInBodyRegion, distributes the force vector as acceleration among the particles in a given body p...</div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:181</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_acceleration_for_body_part_in_bounding_box.html">SPH::solid_dynamics::AccelerationForBodyPartInBoundingBox</a></div><div class="ttdoc">Adds acceleration to the part of the body that&amp;#39;s inside a bounding box. </div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:162</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_spring_normal_on_surface_particles_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_spring_normal_on_surface_particles.html">SPH::solid_dynamics::SpringNormalOnSurfaceParticles</a></div><div class="ttdoc">Exerts spring force force on the surface in normal direction in the form of acceleration to each part...</div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:109</div></div>
<div class="ttc" id="class_s_p_h_1_1_base_bounding_box_html"><div class="ttname"><a href="class_s_p_h_1_1_base_bounding_box.html">SPH::BaseBoundingBox&lt; Vec2d &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_s_p_h_body_html"><div class="ttname"><a href="class_s_p_h_1_1_s_p_h_body.html">SPH::SPHBody</a></div><div class="ttdoc">SPHBody is a base body with basic data and functions. Its derived class can be a real fluid body...</div><div class="ttdef"><b>Definition:</b> base_body.h:61</div></div>
<div class="ttc" id="solid__particles_8h_html"><div class="ttname"><a href="solid__particles_8h.html">solid_particles.h</a></div><div class="ttdoc">This is the derived class of base particles. </div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_simple.html">SPH::DataDelegateSimple</a></div><div class="ttdoc">prepare data for simple particle dynamics. </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:185</div></div>
<div class="ttc" id="base__kernel_8h_html"><div class="ttname"><a href="base__kernel_8h.html">base_kernel.h</a></div><div class="ttdoc">This is the base classes of kernel functions. Implementation will be implemented in derived classes...</div></div>
<div class="ttc" id="elastic__solid_8h_html"><div class="ttname"><a href="elastic__solid_8h.html">elastic_solid.h</a></div><div class="ttdoc">These are classes for define properties of elastic solid materials. These classes are based on isotro...</div></div>
<div class="ttc" id="solid__body_8h_html"><div class="ttname"><a href="solid__body_8h.html">solid_body.h</a></div><div class="ttdoc">This is the class for bodies used for solid BCs or Elastic structure. </div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_surface_pressure_from_source_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_surface_pressure_from_source.html">SPH::solid_dynamics::SurfacePressureFromSource</a></div><div class="ttdoc">SurfacePressureFromSource, applies pressure on the surface particles coming from a source point...</div><div class="ttdef"><b>Definition:</b> loading_dynamics.h:197</div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
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